918757360

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{3929}}^1$

素因数の和:4058

約数の個数: 80

約数和(自身を含む): 2222179200

約数和(自身を除く): 1303421840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 79, 80, 148, 158, 185, 296, 316, 370, 395, 592, 632, 740, 790, 1264, 1480, 1580, 2923, 2960, 3160, 3929, 5846, 6320, 7858, 11692, 14615, 15716, 19645, 23384, 29230, 31432, 39290, 46768, 58460, 62864, 78580, 116920, 145373, 157160, 233840, 290746, 310391, 314320, 581492, 620782, 726865, 1162984, 1241564, 1453730, 1551955, 2325968, 2483128, 2907460, 3103910, 4966256, 5814920, 6207820, 11484467, 11629840, 12415640, 22968934, 24831280, 45937868, 57422335, 91875736, 114844670, 183751472, 229689340, 459378680, 918757360]

約数ペア:

[(1, 918757360), (2, 459378680), (4, 229689340), (5, 183751472), (8, 114844670), (10, 91875736), (16, 57422335), (20, 45937868), (37, 24831280), (40, 22968934), (74, 12415640), (79, 11629840), (80, 11484467), (148, 6207820), (158, 5814920), (185, 4966256), (296, 3103910), (316, 2907460), (370, 2483128), (395, 2325968), (592, 1551955), (632, 1453730), (740, 1241564), (790, 1162984), (1264, 726865), (1480, 620782), (1580, 581492), (2923, 314320), (2960, 310391), (3160, 290746), (3929, 233840), (5846, 157160), (6320, 145373), (7858, 116920), (11692, 78580), (14615, 62864), (15716, 58460), (19645, 46768), (23384, 39290), (29230, 31432)]